HealthCare

Clemastine Fumarate - Tavist is an Anti allergy, antihistamine and antipruritic agent. (antipruritic – anti hitching ). It is also classified as a veterinary medicine.It is an antihistamine used to treat or prevent allergy symptoms such as sneezing, itching, runny nose, or watery eyes. Clemastine Fumarate may also be used to treat other conditions as determined by your doctor. It is also available under brand name Tavist which is commonly used to treat allergic skin reactions in canines.

 Clemastine fumarate is a very effective antihistamine though it is bit pricey. It is now a first choice for treatment of itchy skin in canines. It has found to be helpful in 35% of itchy dogs and 55% of itchy cats

Clemastine fumarate  is indicated in Hay   fever   and   other   allergic rhinopathies; urticaria, pruritus, itching dermatoses as adjuvant in acute and chronic eczema, contact dermatitis, drug eruptions, insect stings and bites.

 Dosage:  For Adults and children over 12 years: 1 mg. morning and evening: in refractory cases: up to   6 mg per day. In Children of 1 to 3 years dosage is  0.25-0.5 mg.,  Clemastine fumarate is given twice daily basis for most animal patients.

Contraindications of Clemastine fumarate include Hypersensitivity, children under 1  year of age, narrow-angle glaucoma pyloroduodenal obstruction, stenosing peptic ulcer, prostatic hypertrophy with urinary retention or bladder neck obstruction, pregnancy & lactation.

Special precautions have to be taken while administering Clemastine fumarate   to patients with Glaucoma, tasks requiring mental alertness, those taking sedatives& tranquilizers and those with chronic hepatic/renal dysfunction. This drug is  not recommended under 1  year. During pregnancy use it with caution. It should not to be used during lactation. For elderly reduced dose of Clemastine fumarate should be given.

Common side effects of Clemastine fumarate   include  Fatigue, sedation, occasionally CNS stimulation,  particularly in children; dry mouth, headache, dizziness, skin rash, nausea, gastralgia and constipation. Clemastine fumarate has drug Interactions with Sedatives, hypnotics, MAO inhibitors and alcohol.